clearway meaning in English

(立体交叉，限制进入，保证畅通的)超高速公路。

Notices on clearways in central western
有关中西区有关禁止上落客货区的最新通告
Notices on clearways notices on public transports
有关公共交通服务的最新通告
Notices on clearways in sai kung
有关西贡区有关禁止上落客货区的最新通告
Notices on clearways in sha tin
有关沙田区有关禁止上落客货区的最新通告
Notices on clearways notices on public transports notices on prohibited zone
有关禁止上落客货区的最新通告